A 3 year Kenmore water heater is likely to have problems sooner than a Bradford White or AO Smith unit. When you have this type of water heater installed you’re also purchasing cheaper service. Hot water is something that you need and for most going without it is not an option. KC Plumber Pro will respond quickly to any issues with your water heater, even up to ten years after being installed.
If you look at Sears website, they will actually have some pretty good reviews from people who have purchased these water heaters. The customers all seem to be pretty happy since there are only a few bad reviews.
If you do a little research on the web you will find that the majority of the reviews on third party sites are a little bit more critical of Sears.